Volkswagen Polo Service & Repair Manual: Odor from the Heater and A/C Unit
Possible Concerns
Note
The A/C system is functioning correctly when the air flowing
from the instrument panel vents has a temperature of 70C
or lower.
...
Odor from Evaporator or Heat Exchanger?
Fishy smell
–
From leak at cooling system of engine or of A/C system
heater core.
Note
...
Other materials:
Tires, Aging
Even tires that look in good shape, new or hardly use and
have sufficient tread depth and that are older than 6 years, can
age caused by moisture and winter conditions.
Tire test show that through continual development, new
rubber ...
Evaporator
Caution
Non-approved tools or materials such as leak sealing
additives can cause damage or malfunctions in the
system.
Only use tools and materials approved by the
manufactu ...
Warning and indicator lamps
The warning and indicator lamps indicate various warnings , faults or certain
functions. Some warning and indicator lamps light up when the ignition is
switched on and should go out once the engine is running or the vehicle is in
motion.
Depending on the vehicle's equipment level, additional ...
